:root {
  color-scheme: light;
  --paper: #f4f1ea;
  --paper-strong: #fffaf0;
  --ink: #171513;
  --muted: #68605a;
  --line: #d8d0c4;
  --graphite: #26221f;
  --red: #d8342a;
  --teal: #16847a;
  --amber: #f0a51b;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(38, 34, 31, 0.14);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(23, 21, 19, 0.035) 1px, transparent 1px) 0 0 / 52px 52px,
    linear-gradient(0deg, rgba(23, 21, 19, 0.03) 1px, transparent 1px) 0 0 / 52px 52px,
    var(--paper);
  color: var(--ink);
  line-height: 1.6;
  text-rendering: geometricPrecision;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.22em;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 20;
  transform: translateY(-150%);
  background: var(--ink);
  color: var(--white);
  padding: 10px 14px;
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 82px;
  padding: 14px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid rgba(38, 34, 31, 0.12);
  background: rgba(244, 241, 234, 0.9);
  backdrop-filter: blur(18px);
}

.brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  width: min(260px, 52vw);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 0.92rem;
  color: #39322d;
}

.nav a {
  padding: 9px 12px;
  border-radius: 6px;
  text-decoration: none;
}

.nav a:hover,
.nav a.is-active {
  background: rgba(22, 132, 122, 0.11);
}

.nav-cta {
  border: 1px solid rgba(216, 52, 42, 0.32);
  color: var(--red);
}

.hero,
.section,
.footer {
  width: min(1180px, calc(100% - 36px));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.86fr);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
  min-height: calc(100svh - 82px);
  padding: clamp(42px, 7vw, 82px) 0 clamp(28px, 5vw, 60px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.96;
  font-weight: 900;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.04;
  font-weight: 850;
}

h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.2;
}

.hero-dek {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1.04rem, 1.8vw, 1.28rem);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.hero-meta li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.52);
}

.hero-meta strong {
  display: block;
  margin-bottom: 4px;
  color: var(--teal);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-meta span {
  color: #342f2b;
  font-size: 0.96rem;
  font-weight: 800;
}

.hero-actions,
.link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button,
.link-row a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
}

.button-primary {
  background: var(--red);
  color: var(--white);
  box-shadow: 0 14px 32px rgba(216, 52, 42, 0.24);
}

.button-secondary,
.link-row a {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.48);
}

.source-note {
  max-width: 720px;
  margin: 20px 0 0;
  color: #5f554d;
  font-size: 0.95rem;
}

.source-note a {
  color: var(--red);
  font-weight: 800;
}

.hero-visual {
  position: relative;
  margin: 0;
}

.hero-visual img {
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.hero-visual figcaption {
  position: absolute;
  right: 18px;
  bottom: 16px;
  max-width: calc(100% - 36px);
  padding: 7px 10px;
  border-radius: 4px;
  background: rgba(244, 241, 234, 0.84);
  color: #34302c;
  font-size: 0.72rem;
  font-weight: 900;
}

.quick-facts {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto clamp(42px, 8vw, 92px);
  border-block: 1px solid var(--line);
}

.quick-facts dl {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
}

.quick-facts div {
  min-height: 128px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.quick-facts div:last-child {
  border-right: 0;
}

.quick-facts dt {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.quick-facts dd {
  margin: 12px 0 0;
  font-size: clamp(1.12rem, 2.1vw, 1.52rem);
  font-weight: 900;
  line-height: 1.18;
}

.section {
  padding: clamp(44px, 8vw, 96px) 0;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.74fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.section-copy p,
.section-heading p {
  max-width: 760px;
  color: var(--muted);
}

.info-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  box-shadow: var(--shadow);
}

.info-panel h3 {
  padding: 24px 24px 0;
}

.info-panel ul {
  display: grid;
  gap: 0;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.info-panel li {
  display: grid;
  gap: 6px;
  padding: 18px 24px;
  border-top: 1px solid var(--line);
}

.info-panel span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.info-panel strong {
  font-size: 0.96rem;
}

.scale-band {
  width: 100%;
  max-width: none;
  padding-inline: max(18px, calc((100vw - 1180px) / 2));
  background: var(--graphite);
  color: var(--white);
}

.scale-band .section-heading,
.scale-band .fine-print {
  width: min(1180px, 100%);
  margin-inline: auto;
}

.scale-band .eyebrow {
  color: var(--amber);
}

.scale-band .section-heading p,
.scale-band .fine-print {
  color: rgba(255, 255, 255, 0.72);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  width: min(1180px, 100%);
  margin: 34px auto 0;
}

.metric-grid article {
  min-height: 210px;
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
}

.metric-grid span {
  display: block;
  color: var(--amber);
  font-size: clamp(2.25rem, 4vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
}

.metric-grid p {
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.78);
}

.fine-print {
  margin-top: 24px;
  font-size: 0.9rem;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.theme-grid article {
  position: relative;
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.68);
}

.theme-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 24px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  font-weight: 900;
}

.theme-grid article:nth-child(2) .theme-index {
  background: var(--red);
}

.theme-grid article:nth-child(3) .theme-index {
  background: var(--amber);
  color: var(--ink);
}

.theme-grid article:nth-child(4) .theme-index {
  background: var(--graphite);
}

.theme-grid p {
  margin: 16px 0 0;
  color: var(--muted);
}

.compact {
  display: grid;
  grid-template-columns: minmax(0, 0.58fr) minmax(0, 1fr);
  gap: 24px;
  align-items: end;
}

.industry-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.industry-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.4);
  font-weight: 800;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 34px;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.7);
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  font-size: 1.05rem;
  font-weight: 900;
}

details p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: end;
  padding: 36px 0 44px;
  border-top: 1px solid var(--line);
}

.footer div {
  display: grid;
  grid-template-columns: 58px minmax(0, 560px);
  gap: 16px;
  align-items: center;
}

.footer img {
  width: 58px;
  height: 58px;
}

.footer p {
  margin: 0;
  color: var(--muted);
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
  font-weight: 800;
}

.footer small {
  grid-column: 1 / -1;
  color: var(--muted);
}

@media (max-width: 980px) {
  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    max-width: 620px;
  }

  .hero-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quick-facts dl,
  .metric-grid,
  .theme-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quick-facts div:nth-child(2) {
    border-right: 0;
  }

  .quick-facts div:nth-child(n + 3) {
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 640px) {
  .topbar {
    padding-inline: 18px;
  }

  .brand {
    width: min(230px, 78vw);
  }

  .nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav a {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    border: 1px solid rgba(38, 34, 31, 0.1);
  }

  .hero,
  .section,
  .footer {
    width: min(100% - 28px, 1180px);
  }

  h1 {
    font-size: clamp(2.6rem, 17vw, 4.2rem);
  }

  .hero-actions,
  .link-row {
    display: grid;
  }

  .hero-meta {
    grid-template-columns: 1fr;
  }

  .quick-facts {
    width: min(100% - 28px, 1180px);
  }

  .quick-facts dl,
  .metric-grid,
  .theme-grid,
  .compact,
  .footer {
    grid-template-columns: 1fr;
  }

  .quick-facts div {
    border-right: 0;
    border-top: 1px solid var(--line);
  }

  .quick-facts div:first-child {
    border-top: 0;
  }

  .metric-grid article,
  .theme-grid article {
    min-height: auto;
  }

  .footer div {
    grid-template-columns: 48px minmax(0, 1fr);
  }

  .footer nav {
    justify-content: flex-start;
  }
}